đổi thành bị động
1. A lot of people use cell phones.
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2. Mr. Vinh teaches our English lessons.
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3. My mother bought those vegetables.
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4. Tourists can see many beautiful Cham Towers in Binh Dinh Province.
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5. They make cheese from milk.
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1. Cell phones are used by a lot of people
2. Our English lessons are taught by Mr.Vinh
3. Those vegetables are bought by my mother
4. Many beautiful Cham Towers can be seen in Binh DInh province by tourists
5. Cheese is made from milk